Base | Representation |
---|---|
bin | 100101000001000… |
… | …1010011011001101 |
3 | 10012120012020210000 |
4 | 1022002022123031 |
5 | 10020433042343 |
6 | 323130034513 |
7 | 42531341220 |
oct | 11202123315 |
9 | 3176166700 |
10 | 1242080973 |
11 | 588138901 |
12 | 2a7b78a39 |
13 | 16a439273 |
14 | bad655b7 |
15 | 7409ded3 |
hex | 4a08a6cd |
1242080973 has 40 divisors (see below), whose sum is σ = 2146148928. Its totient is φ = 701182656.
The previous prime is 1242080969. The next prime is 1242080989. The reversal of 1242080973 is 3790802421.
It is not a de Polignac number, because 1242080973 - 22 = 1242080969 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1242080923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33865 + ... + 60257.
Almost surely, 21242080973 is an apocalyptic number.
It is an amenable number.
1242080973 is a deficient number, since it is larger than the sum of its proper divisors (904067955).
1242080973 is an equidigital number, since it uses as much as digits as its factorization.
1242080973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26495 (or 26486 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 1242080973 is about 35243.1691679395. The cubic root of 1242080973 is about 1074.9377207114.
The spelling of 1242080973 in words is "one billion, two hundred forty-two million, eighty thousand, nine hundred seventy-three".
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